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    <title>Document</title>
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<body>
    <script>
        function fn(nume, age) {
            this.nume = nume;
            this.age = age;
        }
        var xjq = new fn('肖晋权', 18);
        console.log(fn.prototype);//构造函数的原型
        console.log(xjq.__proto__);//实例对象原型
        console.log(fn.prototype === xjq.__proto__);//俩者之间的差别
    </script>
</body>

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